/* ========================================================
   ADRIAN.ID — REUSABLE UI COMPONENTS
   ======================================================== */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  text-decoration: none;
  line-height: 1.4;
  white-space: nowrap;
}

.btn:disabled, .btn.disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-primary {
  background-color: var(--color-dark-teal);
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(14, 69, 75, 0.2);
}

.btn-primary:hover {
  background-color: var(--color-deep-teal);
  color: #FFFFFF;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(14, 69, 75, 0.25), 0 0 15px rgba(0, 240, 223, 0.3);
}

.btn-secondary {
  background-color: var(--color-light-aqua);
  color: var(--color-dark-teal);
  border: 1px solid var(--border-soft);
}

.btn-secondary:hover {
  background-color: var(--color-soft-mint);
  color: var(--color-dark-teal);
  border-color: var(--color-primary-teal);
}

.btn-teal {
  background-color: var(--color-primary-teal);
  color: #FFFFFF;
}

.btn-teal:hover {
  background-color: #4b9291;
  color: #FFFFFF;
}

.btn-outline {
  background-color: transparent;
  color: var(--color-dark-teal);
  border: 1.5px solid var(--color-primary-teal);
}

.btn-outline:hover {
  background-color: var(--color-light-aqua);
  border-color: var(--color-dark-teal);
}

.btn-sm {
  font-size: 0.825rem;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  font-size: 1.05rem;
  padding: 0.85rem 1.65rem;
  border-radius: var(--radius-md);
}

.btn-block {
  width: 100%;
}

/* --- Badges & Pills --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.badge-aqua {
  background-color: var(--color-light-aqua);
  color: var(--color-dark-teal);
  border: 1px solid var(--border-soft);
}

.badge-teal {
  background-color: var(--color-primary-teal);
  color: #FFFFFF;
}

.badge-success {
  background-color: var(--status-success-bg);
  color: var(--status-success);
  border: 1px solid var(--status-success-border);
}

.badge-warning {
  background-color: var(--status-warning-bg);
  color: var(--status-warning);
  border: 1px solid var(--status-warning-border);
}

.badge-danger {
  background-color: var(--status-danger-bg);
  color: var(--status-danger);
  border: 1px solid var(--status-danger-border);
}

/* --- Cards --- */
.card {
  background-color: var(--surface-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
}

.card-hover:hover {
  border-color: var(--border-soft);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

/* --- Category Card --- */
.category-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.25rem 1rem;
  background-color: var(--color-off-white);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--transition-normal);
}

.category-card:hover {
  background-color: var(--color-light-aqua);
  border-color: var(--color-primary-teal);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.category-card .cat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: #FFFFFF;
  border: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dark-teal);
  margin-bottom: 0.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.category-card:hover .cat-icon {
  background-color: var(--color-dark-teal);
  color: #FFFFFF;
}

.category-card .cat-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* --- Product Grid & Card --- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

@media (min-width: 992px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

@media (min-width: 1200px) {
  .product-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.product-card:hover {
  border-color: var(--border-soft);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-4px);
}

.product-card .card-thumb {
  position: relative;
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, #F0FBF9 0%, #CAF5F1 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  overflow: hidden;
}

.product-card .card-thumb img {
  max-width: 80%;
  max-height: 80%;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(14, 69, 75, 0.15));
  transition: transform var(--transition-normal);
}

.product-card:hover .card-thumb img {
  transform: scale(1.08);
}

.product-card .card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  background-color: #FFFFFF;
}

.product-card .card-brand {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--color-primary-teal);
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.product-card .card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.product-card .card-price-start {
  margin-top: auto;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.product-card .card-price-value {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-dark-teal);
}

/* --- Form Controls --- */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  background-color: var(--surface-input);
  border: 1.5px solid var(--border-soft);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-cyan-electric);
  box-shadow: 0 0 0 3px rgba(0, 210, 196, 0.15);
}

.form-control::placeholder {
  color: var(--text-dim);
}

.form-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
}

/* --- Checkout Step Indicator --- */
.step-header {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1.5px solid var(--border-light);
}

.step-number {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary-teal) 0%, var(--color-dark-teal) 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 2px 6px rgba(14, 69, 75, 0.2);
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* --- Variant Selection Grid --- */
.variant-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .variant-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.variant-card {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 0.95rem 1rem;
  cursor: pointer;
  background-color: var(--color-off-white);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  text-align: left;
}

.variant-card:hover {
  border-color: var(--color-primary-teal);
  background-color: var(--color-light-aqua);
  transform: translateY(-2px);
}

.variant-card.selected {
  border-color: var(--color-dark-teal);
  background-color: var(--color-light-aqua);
  box-shadow: 0 0 0 2px var(--color-dark-teal), 0 4px 12px rgba(14, 69, 75, 0.1);
}

.variant-card .variant-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.variant-card .variant-price {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-dark-teal);
}

.variant-card .variant-orig-price {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-decoration: line-through;
  margin-left: 0.35rem;
}

/* --- Payment Method Box --- */
.payment-channel-grid {
  display: grid;
  grid-template-columns: repeat(1, 1fr);
  gap: 0.85rem;
}

@media (min-width: 640px) {
  .payment-channel-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.payment-card {
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 1rem;
  cursor: pointer;
  background-color: var(--color-off-white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all var(--transition-normal);
}

.payment-card:hover {
  border-color: var(--color-primary-teal);
  background-color: var(--color-light-aqua);
}

.payment-card.selected {
  border-color: var(--color-dark-teal);
  background-color: var(--color-light-aqua);
  box-shadow: 0 0 0 2px var(--color-dark-teal);
}

.payment-card .pay-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.payment-card .pay-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.payment-card .pay-fee {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.payment-card .pay-price {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-dark-teal);
  text-align: right;
}

/* --- Alert Messages --- */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.925rem;
}

.alert-success {
  background-color: var(--status-success-bg);
  border: 1px solid var(--status-success-border);
  color: #065F46;
}

.alert-danger {
  background-color: var(--status-danger-bg);
  border: 1px solid var(--status-danger-border);
  color: #991B1B;
}

.alert-warning {
  background-color: var(--status-warning-bg);
  border: 1px solid var(--status-warning-border);
  color: #92400E;
}

.alert-info {
  background-color: var(--status-info-bg);
  border: 1px solid var(--status-info-border);
  color: #075985;
}

/* --- Skeleton Loading --- */
.skeleton {
  background: linear-gradient(90deg, #E5FBF9 25%, #CAF5F1 50%, #E5FBF9 75%);
  background-size: 200% 100%;
  animation: skeleton-pulse 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}